Moonstalker

An older, itinerant man who hosts the family in his trailer. He presents himself as kindly and protective, yet he harbors a dangerous secret and maintains Bernie in captivity nearby. Pop orchestrates events to maximize his own safety and gain, ultimately dying of a heart attack while attempting to flee with a microwave.

A deranged killer who stalks wealthy tourists, kept alive and unleashed by Pop. Bernie is cunning, brutal, and capable of impersonating others, including adopting P. J.'s identity to slip through the camp unchallenged. His disregard for human life is evident as he uses violence to steal valuables.

The daughter of the family who witnesses the murder of her relatives and must flee through the woods to survive. Resourceful and resilient, she endures the harrowing violence and keeps moving despite fear and exhaustion. Tracy's determination anchors the story's emotional core.

Tracy's mother who is killed at the family's campsite by Bernie. Her death intensifies the family tragedy and compounds the characters' motivation to escape the killer. Vera is portrayed as protective, but ultimately falls to a brutal act of violence.

The young son of the family who is murdered by Bernie in the cabin. Mikey's death underscores the indiscriminate brutality of the killer and drives the survivors to react with fear and urgency. His presence highlights the stakes of protecting family in a hostile landscape.

The father who is killed by Bernie at the campsite. Harry's death marks the initial mass violence and signals the killer's reach into the family circle. His absence reverberates through the survivors as they grapple with loss.

A camper who encounters Bernie's trail of violence. Debbie witnesses the camp's brutal murders and participates in the escape, ultimately fleeing toward safety and later confronting Bernie. She also executes a critical shot that weakens the killer.

A member of the wilderness group who accompanies Debbie and later becomes a victim of Bernie. Ron's presence adds to the group dynamics and tension as characters try to reason with the killer's disguise and approach.

The stern camp director whose authority is challenged as the truth about Bernie comes to light. Regis is killed by Bernie after a confrontation that exposes the killer's ruthlessness. His death underscores the collapse of orderly leadership in the camp.

Regis's eccentric girlfriend who participates in the camp's social dynamic. She becomes a target of Bernie, who murders her with an axe in her tent. Marcie embodies the camp's social veneer that masks the horror beneath.

A camper who is killed by Bernie after the group gathers for the camp's first meeting. Jane's death contributes to the escalating sense of danger and the realization that help is not coming.

Another camper who encounters Bernie and is killed in the chaotic frame of the camp's murder spree. Chet's demise helps to heighten the sense of inevitability as Bernie targets anyone nearby.

A witness to Bernie's early murders who escapes to inform others, but is later captured. Sophie is ultimately killed as Bernie tightens his grip on the campground and its participants.

A member of the wilderness camp who confronts Bernie and is killed. Bobby's encounter further demonstrates Bernie’s lethal reach within the group.

The supposed missing camper whom Bernie impersonates to take control of a Jeep and pursue Tracy. The impersonation creates confusion and danger as the group struggles to differentiate friend from killer.